From 4d0b894d37870351052c343f41dca18acfd54194 Mon Sep 17 00:00:00 2001
From: Chris Lu <chris.lu@gmail.com>
Date: Fri, 21 May 2021 01:49:25 -0700
Subject: [PATCH] Java Client: throw exception when assign fails

---
 .../client/src/main/java/seaweedfs/client/SeaweedWrite.java | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/other/java/client/src/main/java/seaweedfs/client/SeaweedWrite.java b/other/java/client/src/main/java/seaweedfs/client/SeaweedWrite.java
index f8c0c76b6..75d2a0e7e 100644
--- a/other/java/client/src/main/java/seaweedfs/client/SeaweedWrite.java
+++ b/other/java/client/src/main/java/seaweedfs/client/SeaweedWrite.java
@@ -1,5 +1,6 @@
 package seaweedfs.client;
 
+import com.google.common.base.Strings;
 import com.google.protobuf.ByteString;
 import org.apache.http.client.methods.CloseableHttpResponse;
 import org.apache.http.client.methods.HttpPost;
@@ -50,6 +51,11 @@ public class SeaweedWrite {
                         .setTtlSec(0)
                         .setPath(path)
                         .build());
+
+        if (!Strings.isNullOrEmpty(response.getError())) {
+            throw new IOException(response.getError());
+        }
+
         String fileId = response.getFileId();
         String auth = response.getAuth();